projects/stargazer/plugins/authorization/ao/ao.cpp

   1 /*
   2  *    This program is free software; you can redistribute it and/or modify
   3  *    it under the terms of the GNU General Public License as published by
   4  *    the Free Software Foundation; either version 2 of the License, or
   5  *    (at your option) any later version.
   6  *
   7  *    This program is distributed in the hope that it will be useful,
   8  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  *    GNU General Public License for more details.
  11  *
  12  *    You should have received a copy of the GNU General Public License
  13  *    along with this program; if not, write to the Free Software
  14  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  15  */
  16
  17 /*
  18  *    Author : Boris Mikhailenko <stg34@stargazer.dp.ua>
  19  */
  20
  21 /*
  22 $Revision: 1.30 $
  23 $Date: 2010/03/04 12:29:06 $
  24 $Author: faust $
  25 */
  26
  27 #include <unistd.h>
  28
  29 #include <csignal>
  30 #include <algorithm> // for_each
  31 #include <functional> // mem_fun_ref
  32
  33 #include "stg/user.h"
  34 #include "stg/users.h"
  35 #include "stg/user_property.h"
  36 #include "stg/common.h"
  37 #include "stg/plugin_creator.h"
  38 #include "ao.h"
  39
  40 //-----------------------------------------------------------------------------
  41 //-----------------------------------------------------------------------------
  42 //-----------------------------------------------------------------------------
  43 PLUGIN_CREATOR<AUTH_AO> aoc;
  44 //-----------------------------------------------------------------------------
  45 //-----------------------------------------------------------------------------
  46 //-----------------------------------------------------------------------------
  47 PLUGIN * GetPlugin()
  48 {
  49 return aoc.GetPlugin();
  50 }
  51 //-----------------------------------------------------------------------------
  52 //-----------------------------------------------------------------------------
  53 //-----------------------------------------------------------------------------
  54 template <typename varType>
  55 class IS_CONTAINS_USER: public binary_function<varType, USER_PTR, bool>
  56 {
  57 public:
  58     bool operator()(varType notifier, USER_PTR user) const
  59         {
  60         return notifier.GetUser() == user;
  61         };
  62 };
  63 //-----------------------------------------------------------------------------
  64 //-----------------------------------------------------------------------------
  65 //-----------------------------------------------------------------------------
  66 const string AUTH_AO::GetVersion() const
  67 {
  68 return "Always Online authorizator v.1.0";
  69 }
  70 //-----------------------------------------------------------------------------
  71 AUTH_AO::AUTH_AO()
  72     : users(NULL),
  73       isRunning(false),
  74       onAddUserNotifier(*this),
  75       onDelUserNotifier(*this)
  76 {
  77 }
  78 //-----------------------------------------------------------------------------
  79 int AUTH_AO::Start()
  80 {
  81 printfd(__FILE__, "AUTH_AO::Start()\n");
  82 GetUsers();
  83
  84 users->AddNotifierUserAdd(&onAddUserNotifier);
  85 users->AddNotifierUserDel(&onDelUserNotifier);
  86
  87 std::for_each(usersList.begin(), usersList.end(), std::bind1st(std::mem_fun(&AUTH_AO::UpdateUserAuthorization), this));
  88
  89 isRunning = true;
  90
  91 return 0;
  92 }
  93 //-----------------------------------------------------------------------------
  94 int AUTH_AO::Stop()
  95 {
  96 printfd(__FILE__, "AUTH_AO::Stop()\n");
  97 if (!isRunning)
  98     return 0;
  99
 100 users->DelNotifierUserAdd(&onAddUserNotifier);
 101 users->DelNotifierUserDel(&onDelUserNotifier);
 102
 103 list<USER_PTR>::iterator users_iter;
 104 users_iter = usersList.begin();
 105 while (users_iter != usersList.end())
 106     {
 107     Unauthorize(*users_iter);
 108     UnSetUserNotifiers(*users_iter);
 109     ++users_iter;
 110     }
 111 isRunning = false;
 112 return 0;
 113 }
 114 //-----------------------------------------------------------------------------
 115 void AUTH_AO::SetUserNotifiers(USER_PTR u)
 116 {
 117 // ---------- AlwaysOnline -------------------
 118 CHG_BEFORE_NOTIFIER<int> BeforeChgAONotifier(*this, u);
 119 CHG_AFTER_NOTIFIER<int>  AfterChgAONotifier(*this, u);
 120
 121 BeforeChgAONotifierList.push_front(BeforeChgAONotifier);
 122 AfterChgAONotifierList.push_front(AfterChgAONotifier);
 123
 124 u->GetProperty().alwaysOnline.AddBeforeNotifier(&BeforeChgAONotifierList.front());
 125 u->GetProperty().alwaysOnline.AddAfterNotifier(&AfterChgAONotifierList.front());
 126 // ---------- AlwaysOnline end ---------------
 127
 128 // ---------- IP -------------------
 129 CHG_BEFORE_NOTIFIER<USER_IPS> BeforeChgIPNotifier(*this, u);
 130 CHG_AFTER_NOTIFIER<USER_IPS>  AfterChgIPNotifier(*this, u);
 131
 132 BeforeChgIPNotifierList.push_front(BeforeChgIPNotifier);
 133 AfterChgIPNotifierList.push_front(AfterChgIPNotifier);
 134
 135 u->GetProperty().ips.AddBeforeNotifier(&BeforeChgIPNotifierList.front());
 136 u->GetProperty().ips.AddAfterNotifier(&AfterChgIPNotifierList.front());
 137 // ---------- IP end ---------------
 138 }
 139 //-----------------------------------------------------------------------------
 140 void AUTH_AO::UnSetUserNotifiers(USER_PTR u)
 141 {
 142 // ---      AlwaysOnline        ---
 143 IS_CONTAINS_USER<CHG_BEFORE_NOTIFIER<int> > IsContainsUserAOB;
 144 IS_CONTAINS_USER<CHG_AFTER_NOTIFIER<int> > IsContainsUserAOA;
 145
 146 list<CHG_BEFORE_NOTIFIER<int> >::iterator aoBIter;
 147 list<CHG_AFTER_NOTIFIER<int> >::iterator  aoAIter;
 148
 149 aoBIter = find_if(BeforeChgAONotifierList.begin(),
 150                   BeforeChgAONotifierList.end(),
 151                   bind2nd(IsContainsUserAOB, u));
 152
 153 if (aoBIter != BeforeChgAONotifierList.end())
 154     {
 155     aoBIter->GetUser()->GetProperty().alwaysOnline.DelBeforeNotifier(&(*aoBIter));
 156     BeforeChgAONotifierList.erase(aoBIter);
 157     }
 158
 159 aoAIter = find_if(AfterChgAONotifierList.begin(),
 160                   AfterChgAONotifierList.end(),
 161                   bind2nd(IsContainsUserAOA, u));
 162
 163 if (aoAIter != AfterChgAONotifierList.end())
 164     {
 165     aoAIter->GetUser()->GetProperty().alwaysOnline.DelAfterNotifier(&(*aoAIter));
 166     AfterChgAONotifierList.erase(aoAIter);
 167     }
 168 // ---      AlwaysOnline end    ---
 169
 170 // ---          IP              ---
 171 IS_CONTAINS_USER<CHG_BEFORE_NOTIFIER<USER_IPS> > IsContainsUserIPB;
 172 IS_CONTAINS_USER<CHG_AFTER_NOTIFIER<USER_IPS> >  IsContainsUserIPA;
 173
 174 list<CHG_BEFORE_NOTIFIER<USER_IPS> >::iterator ipBIter;
 175 list<CHG_AFTER_NOTIFIER<USER_IPS> >::iterator  ipAIter;
 176
 177 ipBIter = find_if(BeforeChgIPNotifierList.begin(),
 178                   BeforeChgIPNotifierList.end(),
 179                   bind2nd(IsContainsUserIPB, u));
 180
 181 if (ipBIter != BeforeChgIPNotifierList.end())
 182     {
 183     ipBIter->GetUser()->GetProperty().ips.DelBeforeNotifier(&(*ipBIter));
 184     BeforeChgIPNotifierList.erase(ipBIter);
 185     }
 186
 187 ipAIter = find_if(AfterChgIPNotifierList.begin(),
 188                   AfterChgIPNotifierList.end(),
 189                   bind2nd(IsContainsUserIPA, u));
 190
 191 if (ipAIter != AfterChgIPNotifierList.end())
 192     {
 193     ipAIter->GetUser()->GetProperty().ips.DelAfterNotifier(&(*ipAIter));
 194     AfterChgIPNotifierList.erase(ipAIter);
 195     }
 196 // ---          IP end          ---
 197 }
 198 //-----------------------------------------------------------------------------
 199 void AUTH_AO::GetUsers()
 200 {
 201 USER_PTR u;
 202 int h = users->OpenSearch();
 203 if (!h)
 204     {
 205     printfd(__FILE__, "users->OpenSearch() error\n");
 206     return;
 207     }
 208
 209 while (!users->SearchNext(h, &u))
 210     {
 211     usersList.push_back(u);
 212     SetUserNotifiers(u);
 213     }
 214
 215 users->CloseSearch(h);
 216 }
 217 //-----------------------------------------------------------------------------
 218 void AUTH_AO::Unauthorize(USER_PTR u) const
 219 {
 220 u->Unauthorize(this);
 221 }
 222 //-----------------------------------------------------------------------------
 223 void AUTH_AO::UpdateUserAuthorization(USER_PTR u) const
 224 {
 225 if (u->GetProperty().alwaysOnline)
 226     {
 227     USER_IPS ips = u->GetProperty().ips;
 228     if (ips.OnlyOneIP())
 229         {
 230         if (u->Authorize(ips[0].ip, 0xFFffFFff, this) == 0)
 231             {
 232             }
 233         }
 234     }
 235 }
 236 //-----------------------------------------------------------------------------
 237 void AUTH_AO::AddUser(USER_PTR u)
 238 {
 239 SetUserNotifiers(u);
 240 usersList.push_back(u);
 241 UpdateUserAuthorization(u);
 242 }
 243 //-----------------------------------------------------------------------------
 244 void AUTH_AO::DelUser(USER_PTR u)
 245 {
 246 Unauthorize(u);
 247 UnSetUserNotifiers(u);
 248 usersList.remove(u);
 249 }
 250 //-----------------------------------------------------------------------------
 251 int AUTH_AO::SendMessage(const STG_MSG &, uint32_t) const
 252 {
 253 errorStr = "Authorization modele \'AlwaysOnline\' does not support sending messages";
 254 return -1;
 255 }
 256 //-----------------------------------------------------------------------------
 257 template <typename varParamType>
 258 void CHG_BEFORE_NOTIFIER<varParamType>::Notify(const varParamType &, const varParamType &)
 259 {
 260 //EVENT_LOOP_SINGLETON::GetInstance().Enqueue(auth, &AUTH_AO::Unauthorize, user);
 261 auth.Unauthorize(user);
 262 }
 263 //-----------------------------------------------------------------------------
 264 template <typename varParamType>
 265 void CHG_AFTER_NOTIFIER<varParamType>::Notify(const varParamType &, const varParamType &)
 266 {
 267 //EVENT_LOOP_SINGLETON::GetInstance().Enqueue(auth, &AUTH_AO::UpdateUserAuthorization, user);
 268 auth.UpdateUserAuthorization(user);
 269 }
 270 //-----------------------------------------------------------------------------